DK1646267T3 - Fremgangsmåde til aktivering af signaler, baseret på LED-lyskilder - Google Patents

Fremgangsmåde til aktivering af signaler, baseret på LED-lyskilder

Info

Publication number
DK1646267T3
DK1646267T3 DK04023860T DK04023860T DK1646267T3 DK 1646267 T3 DK1646267 T3 DK 1646267T3 DK 04023860 T DK04023860 T DK 04023860T DK 04023860 T DK04023860 T DK 04023860T DK 1646267 T3 DK1646267 T3 DK 1646267T3
Authority
DK
Denmark
Prior art keywords
led
illuminant
light sources
led light
signals based
Prior art date
Application number
DK04023860T
Other languages
Danish (da)
English (en)
Inventor
Arthur Windisch
Original Assignee
Siemens Schweiz Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Schweiz Ag filed Critical Siemens Schweiz Ag
Application granted granted Critical
Publication of DK1646267T3 publication Critical patent/DK1646267T3/da

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection

Landscapes

  • Train Traffic Observation, Control, And Security (AREA)
  • Led Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Audible And Visible Signals (AREA)
  • Selective Calling Equipment (AREA)
DK04023860T 2004-10-07 2004-10-07 Fremgangsmåde til aktivering af signaler, baseret på LED-lyskilder DK1646267T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04023860A EP1646267B1 (de) 2004-10-07 2004-10-07 Verfahren zur Aktivierung von auf LED-Leuchtmitteln basierenden Signalen

Publications (1)

Publication Number Publication Date
DK1646267T3 true DK1646267T3 (da) 2008-01-14

Family

ID=34926876

Family Applications (1)

Application Number Title Priority Date Filing Date
DK04023860T DK1646267T3 (da) 2004-10-07 2004-10-07 Fremgangsmåde til aktivering af signaler, baseret på LED-lyskilder

Country Status (5)

Country Link
EP (1) EP1646267B1 (de)
AT (1) ATE381243T1 (de)
DE (1) DE502004005706D1 (de)
DK (1) DK1646267T3 (de)
ES (1) ES2297317T3 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990083648A (ko) * 1998-07-21 1999-12-06 최병석 전광 표시 장치의 고장 검출 회로 및 그를 이용한 표시 상태 검출 방법
ATE285103T1 (de) * 1998-07-23 2005-01-15 Siemens Ag Lichtsignalanlage sowie verfahren zum überwachen der lichtsignalanlage
CA2336497A1 (en) * 2000-12-20 2002-06-20 Daniel Chevalier Lighting device
DE10140331C2 (de) * 2001-08-16 2003-11-06 Siemens Ag Lichtzeichen zur Verkehrssteuerung und Verfahren zur Funktionsüberwachung eines solchen Zeichens

Also Published As

Publication number Publication date
DE502004005706D1 (de) 2008-01-24
EP1646267A1 (de) 2006-04-12
EP1646267B1 (de) 2007-12-12
ES2297317T3 (es) 2008-05-01
ATE381243T1 (de) 2007-12-15

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